Akira | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256714d9a3237e9275cc0bea621859f8b231ef5cda07d06a47ec55e4923c5b93431
MD594fd9e8ae8c97e1e5953005f622d344e
File Typeexe
Size1056.0 KB
First Seen2025-05-31
File Name714d9a3237e9275cc0bea621859f8b231ef5cda07d06a47ec55e4923c5b93431
Tagsakira, exe, Ransomware

Malware Family: Akira

Akira, Cisco VPN açıklarını hedefler.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeCisco VPN ransomware
First Seen Year2023

Threat Indicators (IOC)

  • SHA256: 714d9a3237e9275cc0bea621859f8b231ef5cda07d06a47ec55e4923c5b93431
  • MD5: 94fd9e8ae8c97e1e5953005f622d344e

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule Akira_SHA256 {
    meta:
        description = "Akira sample: 714d9a3237e9275c"
        threat_level = "high"
        first_seen = "2025-05-31"
    condition:
        hash.sha256(0, filesize) == "714d9a3237e9275cc0bea621859f8b231ef5cda07d06a47ec55e4923c5b93431"
}

Akira — Malware Profile

Akira ransomware RaaS. akiralkzxzq Tor sizdirma sitesi. .akira uzantisi. akira_readme.txt fidye notu. SleepEx anti-debug.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows/Linux

Technical Details

Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — Akira
# SHA256 714d9a3237e9275cc0bea621859f8b231ef5cda07d06a47ec55e4923c5b93431 # MD5 94fd9e8ae8c97e1e5953005f622d344e
TypeValueNote
sha256 714d9a3237e9275cc0bea621859f8b231ef5cda07d06a47ec55e4923c5b93431 Sample:Akira
md5 94fd9e8ae8c97e1e5953005f622d344e Sample:Akira
Tags
akiraransomwaremalwarehighsha256hash-analizi